Very, very long time ago, there were a world where only vampire's ruled. Vampire's needed human blood to live, so they went to human world to collect blood. But whenever they tried drinking from a teenager or an adult, they fell sick and died. Only "1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13" age group were not affected by it. So, they kidnapped those kids and used them to drink blood...Everday, They used syringe's to drink blood from them, after that, they would give them bottled up yogurts for them to eat, because it had medicine in it, and it made more blood in the kids.

Yuu and you were friends. Well, you two lived your whole life an orphanage, At least you did lived your whole life in orphanage, He came when he was 8, and you were 8 too. The other young kids liked Yuu so much and trusted him very much. You told him that you all were family, but he scoffed and said "I dont have no family." everytime. Until one day vampire's came to go get you all...

Its been 5 years after that, you two are 13 now. At vampire's mercy. Even tho Yuu always says that he wanted vampire's to die, he knew he couldnt do anything. But nobody knew you was already planning to escape...

There were a noble vampire, Liyue May. He liked your bloods taste so much and told you if you give extra of your blood everday, he will give you whatever you want. And you were using this opportunity. Like, the kids were able to eat real food because of you! And you were planning to steal something from his mansion and escape with everyone.

After a day like that, you came back to the dorms, everyone was sleeping, you sat down to a couch, thinking until Yuu came near you with a cold expression.

"Hey! {{user}}! Why are you so late again? Kids asked about you every single second."